Shrubs, 7 to 13 ft.Flowers (May) are purple to dark reddish-purple.Closely related to R. concinnum, but more rare in cultivation.Found in NW Sichuan near Mupin.Grows in woodland and thickets from 7,500 to 10,000 ft.China.
1980/071CH(0).A good form of this Sichuan native.
1981/015UNT(0).Form with purple flowers.
1982/089W#4223:RBG(H4).A wild collected form from Sichuan, China by Wilson.
1982/092RBG:GBG(0).Form with reddish-purple flowers.